@inproceedings{ozaki-etal-2011-using,
    title = "Using the Mutual k-Nearest Neighbor Graphs for Semi-supervised Classification on Natural Language Data",
    author = "Ozaki, Kohei  and
      Shimbo, Masashi  and
      Komachi, Mamoru  and
      Matsumoto, Yuji",
    editor = "Goldwater, Sharon  and
      Manning, Christopher",
    booktitle = "Proceedings of the Fifteenth Conference on Computational Natural Language Learning",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W11-0318/",
    pages = "154--162"
}